<?php
/**
 * Created by PhpStorm.
 * User: gjw
 * Date: 19-5-16
 * Time: 下午5:21
 */


$arr = ['a','c','f'];
array_splice($arr,1,1);

var_dump($arr);

//0 => string 'a' (length=1)
//  1 => string 'f' (length=1)
